Litter Mass and Nitrogen Dynamics of Cryptocarya concinna Community in the Dinghu-shan Biosphere Reserve Root Biomass and its Nitrogen Dynamic of Some Communities in Dinghushan AFLP analysis in Cryptocarya concinna,a dominant population in lower subtropical evergreen broad-leaved forests at Heishiding Natural Reserve Distribution and Biological Cycle of Nutrients in Cryptocarya concinna/Lindera chunii Community in Dinghushan A COMPARATIVE STUDY ON THE GROWTH RESPONSES TO LIGHT INTENSITY IN SEEDLINGS OF FOUR SUBTROPICAL TREE SPECIES The Element content of Plants in Crytocarya concinna community in Dinghushan Evergreen Monsoon Broad-leaf Forest Nitrogen Accumulation and Cycling in a Monsoon Evergreen Broad-Leafed Forest ——the Cryptocarya concinna, Lindera chunii Community of Dinghushan Studies on Biomass and Primary Productivity of two Dominance Species,Cryptocar ya corcinna and C. chinensis,of Forest Vegetation on Dinghushan The ecological characteristics of Cryptocarya concinna population